1. Voestalpine High Performance Metals Corp 2505 Millennium Dr, Elgin, IL 60124 Coordinate: 42.06328,-88.34383 Phone: (630) 883-3000
2. Prometco Inc 390 River Ridge Dr, Elgin, IL 60123 Coordinate: 42.07401,-88.28651 Phone: (847) 879-0200